It was believed that Agent was a Cold War espionage adventure that took players into "the world of counter-intelligence, espionage and political assassinations", according to a Rockstar press release.

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Although the game was initially intended as a Sony exclusive, former President and CEO of Sony Computer Entertainment America Jack Tretton said back in 2011 that he was unsure over Agent's PS3 exclusivity and that it was a decision for Rockstar Games to make.

However in December 2015 former Rockstar artist Darren Charles Hatton was quoted as saying that the art team for Agent was taken off the project and reassigned to Grand Theft Auto V.

There might not be an awful lot of movement on the game, but with Rockstar's reluctance to give up the games trademark, there could still be life in the old cold war dog just yet.